(move robot4 room4 room2)
(pick robot4 ball1 room2 lgripper4)
(pick robot3 ball5 room4 lgripper3)
(move robot3 room4 room1)
(pick robot3 ball6 room1 rgripper3)
(drop robot3 ball5 room1 lgripper3)
(move robot4 room2 room3)
(drop robot4 ball1 room3 lgripper4)
(pick robot4 ball4 room3 lgripper4)
(move robot4 room3 room2)
(pick robot4 ball2 room2 rgripper4)
(drop robot4 ball4 room2 lgripper4)
(move robot4 room2 room3)
(drop robot4 ball2 room3 rgripper4)
(move robot3 room1 room2)
(drop robot3 ball6 room2 rgripper3)
(move robot2 room1 room5)
(pick robot2 ball3 room5 lgripper2)
(move robot2 room5 room1)
(drop robot2 ball3 room1 lgripper2)
; cost = 20 (unit cost)
